panic.h

用于嵌入式系统的TCP/IP协议栈及若干服务

/*
*            Copyright (c) 1998-2001 by NETsilicon Inc.
*
*  This software is copyrighted by and is the sole property of
*  NETsilicon.  All rights, title, ownership, or other interests
*  in the software remain the property of NETsilicon.  This
*  software may only be used in accordance with the corresponding
*  license agreement.  Any unauthorized use, duplication, transmission,
*  distribution, or disclosure of this software is expressly forbidden.
*
*  This Copyright notice may not be removed or modified without prior
*  written consent of NETsilicon.
*
*  NETsilicon, reserves the right to modify this software
*  without notice.
*
*  NETsilicon
*  411 Waverley Oaks Road                  USA 781.647.1234
*  Suite 227                               http://www.netsilicon.com
*  Waltham, MA 02452                       [e-mail]
*
*************************************************************************
*  $Name: Fusion 6.52 Fusion 6.51 $
*  $Date: 2001/09/20 10:19:22 $
*  $Source: M:/psisrc/stack/incl/rcs/panic.h $
*  $Revision: 1.7 $
**************************************************************************
*  File Description:  Panic function declarations and defines
*
**************************************************************************/

#ifndef _PANIC_
#define _PANIC_

#include "config.h"
#include "ccdep.h"

/* soft panic macros */
#ifdef  PANIC_T

import  void    panic(void);

typedef struct {
	u16     pa_magic[4];
	int     pa_savpri;
	PANIC_T pa_t;
} panic_t;

import  int     setjmp();
import  PANIC_T * pa_setjmp();

import  char    pa_msg_buf[];

#define has_paniced     pa_msg_buf[0]
#define panic_arg       (&_pa_structure)
#define paniced         (has_paniced ? true : setjmp(pa_setjmp(panic_arg)))
#define use_panic       auto panic_t _pa_structure
#define end_of_panic(pap)       ((pap)->pa_magic[0] = 0)


#else   /*PANIC_T*/

#define end_of_panic(a)
#define has_paniced     false
#define panic_arg       (panic_t *)0
#define panic_t         int
#define paniced         false
#define use_panic       
#endif  /*PANIC_T*/

#endif /*_PANIC_*/